An outstanding top quality specimen of gem borcarite crystals from a superb recent find in San Bartolo Mine, Charcas, Mexico. Borcarite is a rare calcium magnesium borate and these are among the finest borcarite crystals in the world.  It displays well formed and sharp tabular crystals to 8mm. They are from translucent to transparent and gem. The crystals have a gorgeous bright sea-blue color. They are strongly lustrous. In excellent condition. On acrylic base.

Exceptional!